Deciding who to trust in Doctor Foster isn’t easy. Just when you think you know what someone’s up to, writer Mark Bartlett throws yet another curve ball and changes everything you think you knew about a character.

But as series two gets off to a flying start, with deception and devastation lurking around every corner, we can’t help but wonder who the REAL villain of the series is. Is it still scheming Simon, the cheating cad of series one who’s returned with a plan to bring his ex-wife down? Or is Gemma the bad guy this time around? She certainly seems hell-bent on taking her anger out on her ex-husband.

Maybe it’s Simon’s new wife Kate (Jodie Comer)? She did slap our Gemma across the face at that fateful dinner party all those years ago, and then went on to humiliate her in front of the friends who’d gathered for that oh-so-lovely little wedding party…